SEAT Leon SE Dynamic TDI

Reliability, estimated running costs, and MOT data across 1 model year from 227 MOT tests in 2024.

Avg Pass Rate

89%

Total Tests

227

Model Year

2021

Years Covered

About the SEAT Leon SE Dynamic TDI

The SEAT Leon SE Dynamic TDI was MOT tested 227 times in 2024 (DVSA data, retests included) across 1 model year (2021), with an average pass rate of 89%. That's comfortably above the average of 82% across all models in our data. Our records list diesel versions.

Compared to the SEAT brand average of 85%, the Leon SE Dynamic TDI performs 4 points better, making it one of the more reliable options in the SEAT range.

Estimated Running Costs

Fuel (Diesel, 1968cc)

£1,397

Road Tax

£200

MOT Test

£55

Predicted Repairs

£350

Total per year£2,002

Per month£167/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2021 details

How reliable is the SEAT Leon SE Dynamic TDI?

vs average of all models+7% (82% avg)

vs SEAT brand average+4% (85% avg)

SEAT Leon SE Dynamic TDI by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

Year	Pass Rate	Tests	Avg Mileage
2021	89%	227	54,289 mi

Questions about the SEAT Leon SE Dynamic TDI

Is the SEAT Leon SE Dynamic TDI reliable?

Across its 1 model year in our data (2021), the SEAT Leon SE Dynamic TDI averages an 89% MOT pass rate, from 227 tests (DVSA MOT data for tests in 2024, retests included). That's 7 points above the average of 82% across all models in the same data.